4663280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:905

約数の個数: 40

約数和(自身を含む): 11008224

約数和(自身を除く): 6344944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 821, 1136, 1420, 1642, 2840, 3284, 4105, 5680, 6568, 8210, 13136, 16420, 32840, 58291, 65680, 116582, 233164, 291455, 466328, 582910, 932656, 1165820, 2331640, 4663280]

約数ペア:

[(1, 4663280), (2, 2331640), (4, 1165820), (5, 932656), (8, 582910), (10, 466328), (16, 291455), (20, 233164), (40, 116582), (71, 65680), (80, 58291), (142, 32840), (284, 16420), (355, 13136), (568, 8210), (710, 6568), (821, 5680), (1136, 4105), (1420, 3284), (1642, 2840)]